FIELD: personal items.
SUBSTANCE: sensor includes a substrate which contains the first layer of moisture-detecting material, which, when moist, acquires colour and the second layer of moisture-detecting material material which, when moist becomes colorless, with the first and second layers having different colour hues. Also proposed is an absorbent article which contains a sensor.
EFFECT: group of inventions provides a visual signal that a personal hygiene item is moist and needs to be replaced.
8 cl, 5 dwg, 3 ex
| Title | Year | Author | Number |
|---|---|---|---|
| VARIABLE COLOUR COMPOSITION | 2011 |
|
RU2585806C2 |
| COATING COMPOSITION SENSITIVE TO WATER MEDIUM FOR RELEASE OF ACTIVE INGREDIENTS AND VISUAL INDICATION OF MOISTURE CONTENT | 2012 |
|
RU2614530C2 |
| MULTICOMPONENT MATERIALS CONTAINING COLOUR-CHANGING COMPOSITION | 2010 |
|
RU2567693C2 |
| DISCOLORING COMPOSITION AND MATERIAL | 2013 |
|
RU2604678C2 |
| HUMIDITY SENSOR FOR APPLICATION IN ABSORBING PRODUCT | 2011 |
|
RU2624435C2 |
| NON-TACKY WETNESS INDICATOR COMPOSITION FOR APPLICATION ON POLYMERIC SUBSTRATE | 2012 |
|
RU2613781C2 |
| LAMINATION OF AMMONIUM OCTAMOLYBDATE (AOM) | 2012 |
|
RU2641735C2 |
| LAMINATED COLOUR-FORMING COMPOSITION | 2012 |
|
RU2640067C2 |
| ABSORBING PRODUCTS WITH MOISTURE SENSORS | 2009 |
|
RU2519567C2 |
| IMPROVED NEAR INFRARED ABSORBERS | 2012 |
|
RU2606985C2 |
